What is the cheapest airline that flies from San Diego to Barcelona?

Lufthansa, United Airlines, and Iberia are the most popular carriers operating from San Diego to Barcelona

What airlines fly to Barcelona?

British Airways, United Airlines and American Airlines are the top three most popular airlines that fly to Barcelona from San Diego according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 8 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Barcelona?

Prices for flights from San Diego Airport to Barcelona are refreshed on a daily basis.

How many operators does momondo search for flights from San Diego Airport to Barcelona?

The number of operators available for flights from San Diego Airport to Barcelona is 8 as of August 2025.

How old do you have to be to fly from San Diego Airport to Barcelona?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Barcelona.

What documentation or ID do you need to fly to Barcelona?

The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$235 Cheap Flights from San Diego to Barcelona in 2025

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Find the cheapest flights from San Diego to Barcelona

Round-trip

One-way

Last minute

Cheap round-trip flights

6:10 pm - 9:35 amSAN-BCN

54h 25m2 stops

1:35 pm - 5:24 pmBCN-SAN

36h 49m2 stops

$408Air Canada

Find Deal

Fri, Nov 7 - Wed, Nov 19

6:45 am - 9:35 amSAN-BCN

17h 50m2 stops

1:35 pm - 7:52 pmBCN-SAN

39h 17m2 stops

$411United Airlines

Find Deal

Wed, Nov 12 - Wed, Nov 19

7:10 am - 8:00 amSAN-BCN

15h 50m1 stop

10:15 am - 8:49 pmBCN-SAN

19h 34m1 stop

$426KLM

Find Deal

Sun, Nov 2 - Wed, Nov 19

6:20 am - 8:00 amSAN-BCN

16h 40m2 stops

10:55 am - 9:35 pmBCN-SAN

19h 40m1 stop

$438Delta

Find Deal

Sun, Nov 9 - Thu, Nov 20

1:05 pm - 8:00 amSAN-BCN

33h 55m1 stop

10:15 am - 11:41 pmBCN-SAN

22h 26m1 stop

$439Delta

Find Deal

Sat, Nov 15 - Tue, Nov 18

5:35 pm - 5:35 pmSAN-BCN

15h 00m1 stop

3:05 pm - 10:20 pmBCN-SAN

16h 15m1 stop

$468Lufthansa

Find Deal

Wed, Nov 12 - Wed, Nov 19

7:10 am - 8:00 amSAN-BCN

15h 50m1 stop

10:55 am - 7:34 pmBCN-SAN

17h 39m1 stop

$473KLM

Find Deal

Fri, Nov 7 - Wed, Nov 19

5:35 pm - 5:35 pmSAN-BCN

15h 00m1 stop

9:10 am - 3:45 pmBCN-SAN

15h 35m1 stop

$477Lufthansa

Find Deal

Sun, Nov 2 - Wed, Nov 19

6:15 am - 2:20 pmSAN-BCN

23h 05m2 stops

12:30 pm - 9:39 pmBCN-SAN

18h 09m1 stop

$499Iberia

Find Deal

Tue, Nov 11 - Fri, Nov 21

9:24 am - 9:00 amSAN-BCN

14h 36m1 stop

8:50 am - 9:39 pmBCN-SAN

21h 49m2 stops

$500Iberia

Find Deal

Wed, Nov 12 - Fri, Nov 21

Delta flights from San Diego to Barcelona

Our best Delta deals on San Diego to Barcelona flight tickets

Delta

Nov 9

SAN6:20 amSan Diego

16h 40m

2 stops

BCN8:00 amBarcelona-El Prat

Nov 20

BCN10:55 amBarcelona-El Prat

19h 40m

1 stop

SAN9:35 pmSan Diego

$438

Find similar

Delta

Nov 15

SAN1:05 pmSan Diego

33h 55m

1 stop

BCN8:00 amBarcelona-El Prat

Nov 18

BCN10:15 amBarcelona-El Prat

22h 26m

1 stop

SAN11:41 pmSan Diego

$439

Find similar

Delta

Nov 10

SAN11:40 amSan Diego

17h 20m

2 stops

BCN2:00 pmBarcelona-El Prat

Nov 20

BCN10:55 amBarcelona-El Prat

21h 04m

1 stop

SAN10:59 pmSan Diego

$453

Find similar

Air Canada flights from San Diego to Barcelona

Our best Air Canada deals on San Diego to Barcelona flight tickets

Air Canada

Nov 7

SAN6:10 pmSan Diego

54h 25m

2 stops

BCN9:35 amBarcelona-El Prat

Nov 19

BCN1:35 pmBarcelona-El Prat

36h 49m

2 stops

SAN5:24 pmSan Diego

$408

Find similar

Air Canada

Nov 7

SAN12:45 pmSan Diego

59h 50m

2 stops

BCN9:35 amBarcelona-El Prat

Nov 19

BCN1:35 pmBarcelona-El Prat

36h 49m

2 stops

SAN5:24 pmSan Diego

$415

Find similar

Air Canada

Nov 11

SAN10:45 pmSan Diego

25h 50m

2 stops

BCN9:35 amBarcelona-El Prat

Nov 20

BCN1:35 pmBarcelona-El Prat

41h 45m

2 stops

SAN10:20 pmSan Diego

$436

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 11/7

6:10 pm-9:35 am

2 stops54h 25m

Barcelona-El Prat

Wed 11/19

1:35 pm-5:24 pm

2 stops36h 49m

$408

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 11/12

6:45 am-9:35 am

2 stops17h 50m

Barcelona-El Prat

Wed 11/19

1:35 pm-7:52 pm

2 stops39h 17m

$411

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 11/2

7:10 am-8:00 am

1 stop15h 50m

Barcelona-El Prat

Wed 11/19

10:15 am-8:49 pm

1 stop19h 34m

$426

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 11/9

6:20 am-8:00 am

2 stops16h 40m

Barcelona-El Prat

Thu 11/20

10:55 am-9:35 pm

1 stop19h 40m

$438

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sat 11/15

1:05 pm-8:00 am

1 stop33h 55m

Barcelona-El Prat

Tue 11/18

10:15 am-11:41 pm

1 stop22h 26m

$439

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 11/12

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

Wed 11/19

3:05 pm-10:20 pm

1 stop16h 15m

$468

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Fri 11/7

7:10 am-8:00 am

1 stop15h 50m

Barcelona-El Prat

Wed 11/19

10:55 am-7:34 pm

1 stop17h 39m

$473

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Sun 11/2

5:35 pm-5:35 pm

1 stop15h 00m

Barcelona-El Prat

Wed 11/19

9:10 am-3:45 pm

1 stop15h 35m

$477

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Tue 11/11

6:15 am-2:20 pm

2 stops23h 05m

Barcelona-El Prat

Fri 11/21

12:30 pm-9:39 pm

1 stop18h 09m

$499

San DiegoBarcelona

SAN - BCN

SANBCN

San Diego

Wed 11/12

9:24 am-9:00 am

1 stop14h 36m

Barcelona-El Prat

Fri 11/21

8:50 am-9:39 pm

2 stops21h 49m

$500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from San Diego to Barcelona

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Barcelona?

The month of January is, on average, the cheapest month to fly to Barcelona from San Diego, with most prices found around $680. If you don’t want to visit Barcelona in January, then you should wait until November to fly from San Diego, when ticket prices are also cheap, with an average price of $711.

What is the cheapest day to depart on your flight to Barcelona?

The cheapest day to depart from San Diego to Barcelona is on a Wednesday when prices can be found for as low as $782. On the other hand, Thursday is the most expensive day to depart from San Diego because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,006.

What is the cheapest time of day to depart on your flight to Barcelona?

In the afternoon is the cheapest time of day to fly from San Diego to Barcelona when you can find flight prices for as low as $850. Flying to Barcelona in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $939 on average. Flights to Barcelona from San Diego in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to Barcelona?

You are more likely to see cheaper flights to Barcelona from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $898 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from San Diego for as low as $691 on momondo.

Cheap San Diego to Barcelona flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Barcelona

Best Price Found	$235
Fastest flight time	13h 49m
Direct flights	None
Airports in Barcelona	1 airport

The best one-way flight to Barcelona from San Diego in the past 72 hours is $235. The best round-trip flight deal from San Diego to Barcelona found on momondo in the last 72 hours is $408.

The fastest flight from San Diego to Barcelona takes 13h 49m

There are no direct flights from San Diego to Barcelona. Popular non-direct route for this connection is San Diego Airport - Barcelona-El Prat Airport.

There is 1 airport near Barcelona: Barcelona-El Prat (BCN)

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How far is San Diego to Barcelona by plane?
The distance between San Diego and Barcelona is about 6024.0 mi. A reasonable flight in good conditions will take 13h 49m.
When did momondo last update prices for flights from San Diego Airport to Barcelona?
Prices for flights from San Diego Airport to Barcelona are refreshed on a daily basis.
How many operators does momondo search for flights from San Diego Airport to Barcelona?
The number of operators available for flights from San Diego Airport to Barcelona is 8 as of August 2025.
How old do you have to be to fly from San Diego Airport to Barcelona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The required travel and health documents for your Barcelona trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Barcelona. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Diego to Barcelona

Compare and see reviews for airlines that fly from San Diego to Barcelona with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom $528	Free Cancellation	Rating 7.1 9,949 reviews	Search Air Canada flights
Delta	PriceFrom $540	Free Cancellation	Rating 8.0 7,980 reviews	Search Delta flights
American Airlines	PriceFrom $544	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
British Airways	PriceFrom $569	Free Cancellation	Rating 6.6 7,266 reviews	Search British Airways flights
Iberia	PriceFrom $573	Free Cancellation	Rating 7.0 2,878 reviews	Search Iberia flights
United Airlines	PriceFrom $588	Free Cancellation	Rating 7.4 8,916 reviews	Search United Airlines flights
KLM	PriceFrom $623	Free Cancellation	Rating 7.8 1,381 reviews	Search KLM flights
Lufthansa	PriceFrom $629	Free Cancellation	Rating 6.8 7,317 reviews	Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Barcelona?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Diego to Barcelona for you.

Can I find flights from San Diego to Barcelona with flexible booking policies on momondo?

All flight searches from San Diego to Barcelona on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Diego to Barcelona?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Barcelona from San Diego.

I’m not ready to book a flight from San Diego to Barcelona right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Barcelona flights. All you need is a valid email address and we will do the rest; it is that quick and easy.